Sprinkler



FIG. 1 is a front elevational view of a sprinkler according to the invention;

FIG. 2 is a left side elevational view of the sprinkler of FIG. 1, the right side elevational view being identical;

FIG. 3 is a top plan view of the sprinkler of FIG. 1;

FIG. 4 is a bottom plan view of the sprinkler of FIG. 1; and,

FIG. 5 is a perspective view of the sprinkler of FIG. 1, illustrating a mounting environment in phantom.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a sprinkler, as shown and described. 